Re: [PATCH v2 1/2] arch: arm: samsung: Clean-up usage of CONFIG_SERIAL_SAMSUNG_UARTS symbol

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Hi Kukjin,

On Wed, Oct 1, 2014 at 10:12 PM, Abhilash Kesavan <a.kesavan@xxxxxxxxxxx> wrote:
> Remove usage of CONFIG_SERIAL_SAMSUNG_UARTS symbol from platform
> specific code.
>
> Signed-off-by: Abhilash Kesavan <a.kesavan@xxxxxxxxxxx>
> Reviewed-by: Tomasz Figa <tomasz.figa@xxxxxxxxx>

Can you please pick this up if it looks OK ?

Abhilash
> ---
> Changes in v2:
>         - Re-ordered the patches
>         - Added a define for number of uart ports in arch/arm/plat-samsung/init.c
>         - Removed CONFIG_SERIAL_SAMSUNG #ifdef in arch/arm/plat-samsung/init.c
>
> Build tested using s3c2410_defconfig, s3c6400_defconfig, exynos_defconfig
> and arm64's defconfig with and without the serial driver enabled. Boot tested
> on Exynos5420 and Exynos7.
>
>  arch/arm/mach-s3c64xx/irq-pm.c |    6 +++---
>  arch/arm/plat-samsung/init.c   |    7 ++-----
>  2 files changed, 5 insertions(+), 8 deletions(-)
>
> diff --git a/arch/arm/mach-s3c64xx/irq-pm.c b/arch/arm/mach-s3c64xx/irq-pm.c
> index ae4ea76..b20024e 100644
> --- a/arch/arm/mach-s3c64xx/irq-pm.c
> +++ b/arch/arm/mach-s3c64xx/irq-pm.c
> @@ -55,10 +55,10 @@ static struct irq_grp_save {
>         u32     mask;
>  } eint_grp_save[5];
>
> -#ifndef CONFIG_SERIAL_SAMSUNG_UARTS
> -#define SERIAL_SAMSUNG_UARTS 0
> +#ifndef CONFIG_SERIAL_SAMSUNG
> +#define SERIAL_SAMSUNG_UARTS   0
>  #else
> -#define        SERIAL_SAMSUNG_UARTS CONFIG_SERIAL_SAMSUNG_UARTS
> +#define SERIAL_SAMSUNG_UARTS   4
>  #endif
>
>  static u32 irq_uart_mask[SERIAL_SAMSUNG_UARTS];
> diff --git a/arch/arm/plat-samsung/init.c b/arch/arm/plat-samsung/init.c
> index 11fbbc2..6114942 100644
> --- a/arch/arm/plat-samsung/init.c
> +++ b/arch/arm/plat-samsung/init.c
> @@ -92,10 +92,9 @@ void __init s3c24xx_init_clocks(int xtal)
>  /* uart management */
>  #if IS_ENABLED(CONFIG_SAMSUNG_ATAGS)
>  static int nr_uarts __initdata = 0;
> +#define MAX_UART_PORTS 4
>
> -#ifdef CONFIG_SERIAL_SAMSUNG_UARTS
> -static struct s3c2410_uartcfg uart_cfgs[CONFIG_SERIAL_SAMSUNG_UARTS];
> -#endif
> +static struct s3c2410_uartcfg uart_cfgs[MAX_UART_PORTS];
>
>  /* s3c24xx_init_uartdevs
>   *
> @@ -110,7 +109,6 @@ void __init s3c24xx_init_uartdevs(char *name,
>                                   struct s3c24xx_uart_resources *res,
>                                   struct s3c2410_uartcfg *cfg, int no)
>  {
> -#ifdef CONFIG_SERIAL_SAMSUNG_UARTS
>         struct platform_device *platdev;
>         struct s3c2410_uartcfg *cfgptr = uart_cfgs;
>         struct s3c24xx_uart_resources *resp;
> @@ -133,7 +131,6 @@ void __init s3c24xx_init_uartdevs(char *name,
>         }
>
>         nr_uarts = no;
> -#endif
>  }
>
>  void __init s3c24xx_init_uarts(struct s3c2410_uartcfg *cfg, int no)
> --
> 1.7.9.5
>
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